X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Fgui%2Fmap%2FMapSourceLibrary.java;fp=src%2Ftim%2Fprune%2Fgui%2Fmap%2FMapSourceLibrary.java;h=331d8fe94007b27045cc53b15920cd3270be8df3;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/gui/map/MapSourceLibrary.java b/src/tim/prune/gui/map/MapSourceLibrary.java
new file mode 100644
index 0000000..331d8fe
--- /dev/null
+++ b/src/tim/prune/gui/map/MapSourceLibrary.java
@@ -0,0 +1,159 @@
+package tim.prune.gui.map;
+
+import java.util.ArrayList;
+
+import tim.prune.config.Config;
+
+/**
+ * Class to hold a library for all the map sources
+ * and provide access to each one
+ */
+public abstract class MapSourceLibrary
+{
+	/** list of map sources */
+	private static ArrayList<MapSource> _sourceList = null;
+	/** Number of fixed sources */
+	private static int _numFixedSources = 0;
+
+	// Static block to initialise source list
+	static
+	{
+		_sourceList = new ArrayList<MapSource>();
+		addFixedSources();
+		_numFixedSources = _sourceList.size();
+		addConfigSources();
+	}
+
+	/** Private constructor to block instantiation */
+	private MapSourceLibrary() {}
+
+
+	/** @return number of fixed sources which shouldn't be deleted */
+	public static int getNumFixedSources() {
+		return _numFixedSources;
+	}
+
+	/**
+	 * Initialise source list by adding bare minimum
+	 */
+	private static void addFixedSources()
+	{
+		_sourceList.add(new OsmMapSource("Mapnik", "https://[abc].tile.openstreetmap.org/"));
+		_sourceList.add(new OsmMapSource("Cycling Trails", "https://[abc].tile.openstreetmap.org/", "png",
+			"https://tile.waymarkedtrails.org/cycling/", "png", 18));
+		_sourceList.add(new OsmMapSource("Reitkarte", "http://topo[234].wanderreitkarte.de/topo/"));
+		_sourceList.add(new MffMapSource("Mapsforfree", "http://maps-for-free.com/layer/relief/", "jpg",
+			"http://maps-for-free.com/layer/water/", "gif", 11));
+		_sourceList.add(new OsmMapSource("Hikebikemap", "http://[abc].tiles.wmflabs.org/hikebike/",
+			"http://[abc].tiles.wmflabs.org/hillshading/", 18));
+		_sourceList.add(new OsmMapSource("OpenSeaMap", "http://tile.openstreetmap.org/",
+			"http://tiles.openseamap.org/seamark/", 18));
+	}
+
+	/**
+	 * Add custom sources from Config to the library
+	 */
+	private static void addConfigSources()
+	{
+		String configString = Config.getConfigString(Config.KEY_MAPSOURCE_LIST);
+		if (configString != null && configString.length() > 10)
+		{
+			// Loop over sources in string, separated by vertical bars
+			int splitPos = configString.indexOf('|');
+			while (splitPos > 0)
+			{
+				String sourceString = configString.substring(0, splitPos);
+				MapSource source = OsmMapSource.fromConfig(sourceString);
+				if (source != null) {
+					_sourceList.add(source);
+				}
+				configString = configString.substring(splitPos+1);
+				splitPos = configString.indexOf('|');
+			}
+		}
+	}
+
+	/**
+	 * @return current number of sources
+	 */
+	public static int getNumSources() {
+		return _sourceList.size();
+	}
+
+	/**
+	 * Add the given MapSource to the list (at the end)
+	 * @param inSource MapSource object
+	 */
+	public static void addSource(MapSource inSource) {
+		// Check whether source is already there?  Check whether valid?
+		_sourceList.add(inSource);
+	}
+
+	/**
+	 * Edit the given MapSource object by replacing with a new one
+	 * @param inOriginal existing MapSource object
+	 * @param inNewSource new MapSource object
+	 */
+	public static void editSource(MapSource inOriginal, MapSource inNewSource)
+	{
+		// Check whether original source is still there
+		int origPos = _sourceList.indexOf(inOriginal);
+		if (origPos < 0) {
+			addSource(inNewSource);
+		}
+		else {
+			_sourceList.set(origPos, inNewSource);
+		}
+	}
+
+	/**
+	 * @param inIndex source index number
+	 * @return corresponding map source object
+	 */
+	public static MapSource getSource(int inIndex)
+	{
+		// Check whether within range
+		if (inIndex < 0 || inIndex >= _sourceList.size()) {return null;}
+		return _sourceList.get(inIndex);
+	}
+
+	/**
+	 * Delete the specified source
+	 * @param inIndex index of source to delete
+	 */
+	public static void deleteSource(int inIndex)
+	{
+		if (inIndex >= _numFixedSources) {
+			_sourceList.remove(inIndex);
+		}
+	}
+
+	/**
+	 * Check whether the given name already exists in the library (case-insensitive)
+	 * @param inName name to check
+	 * @return true if already exists, false otherwise
+	 */
+	public static boolean hasSourceName(String inName)
+	{
+		if (inName == null) {return false;}
+		String checkName = inName.toLowerCase().trim();
+		for (int i=0; i<getNumSources(); i++)
+		{
+			String name = getSource(i).getName().toLowerCase();
+			if (name.equals(checkName)) {return true;}
+		}
+		return false;
+	}
+
+	/**
+	 * @return String containing all custom-added sources as a |-separated list
+	 */
+	public static String getConfigString()
+	{
+		StringBuilder builder = new StringBuilder();
+		for (int i=getNumFixedSources(); i<getNumSources(); i++) {
+			builder.append(getSource(i).getConfigString()).append('|');
+		}
+		return builder.toString();
+	}
+}